Home / 677,509.73-1,016,658.30-303,532.73

Finding the Fourth Proportional to 677,509.73, 1,016,658.30 and 303,532.73

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Solution

The fourth proportional to 677,509.73, 1,016,658.30 and 303,532.73 is: 455,475.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,509.73 : 1,016,658.30 = 303,532.73 : x
  2. Step 2: Convert to fraction form
    677,509.73/1,016,658.30 = 303,532.73/x
  3. Step 3: Cross multiply
    677,509.73x = 1,016,658.30 × 303,532.73
  4. Step 4: Simplify right side
    677,509.73x = 308,589,069,276.16
  5. Step 5: Solve for x
    x = 308,589,069,276.16/677,509.73
  6. Step 6: Final answer
    x = 455,475.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.